Section A (GF-3c) 教学课件.ppt

八 年级（ 上 ） Go for it! 英语教学课件 Section A (GF-3c) Unit 9 Can you come to my party? 学习目标 Key words & phrases: 　 invite ， accept ， refuse ， study for a math test ， on the weekend ， practice the violin Key sentences: 1.—Can you come to my party on Saturday? —Sure ， I'd love to. /Sorry ， I must study for a math test. 　 2.—Can she go to the baseball game? —No ， she's not available. She must go to the doctor. Make, accept and decline invitations. A: Can you come to my birthday party? B: Sure, I’d love to. birthday party Lead in Review A: Can you go to the concert? B: I’m sorry, I can’t. I have to prepare for an exam. go to the concert prepare for an exam A: Can you go to the movies? B: I’m sorry, I can’t. I have to go to the doctor. A: Can he go to the movies? B: No, he can’t. He has to go to the doctor. go to movies go to the doctor A: Can you go to the zoo? B: Sorry, I can’t. I have to help my parents. A: Can he go to the zoo? B: No, he can’t. He has to help his parents. go to the zoo help my parents A: Can you play computer games with me? B: Sorry, I can’t. I have to go to the baseball game. A: Can he play computer games with me? B: No, he can’t. He has to go to the baseball game . play computer games go to the baseball game A: Can you play soccer with me? B: Sorry, I can’t. I have to watch TV. A: Can she play soccer? B: No, she can’t. She has to watch TV. play soccer watch TV Accept ( 接受 ) invitations: Sure / Yes / Of course, I’d love to. Certainly, I’d like to. Decline ( 拒绝 ) invitations: I’m sorry, I can’t. I have to look after my grandmother. I have to study for a math test. I am going shopping with my friend. … Can you ... ? 意为“ 你能 …… 吗 ？” ，可用于邀请别人或委婉地请求某人去做某事。其肯定回答常用 Sure, I’d love / like to. ，否定回答常用 I’m sorry, I can’t. / Sorry, I can’t. 等。如： -- Can you go to the baseball game? 你能去参加棒球比赛吗？ -- I’m sorry, I can’t. 对不起，我不能。 Explanation Presentation 情态动词 have to 与其他的情态动词如 can , may , must 和 should 不同。 （ 1 ）这 4 个情态动词没有人称的变化 , 而 have to 有。它的第三人称单数为“ has to” 。 You / He should study hard. 你 / 他应该好好学习。 He has to study hard. 他不得不好好学习。 have to 的用法 （ 2 ）这 4 个情态动词在一般疑问句中将它们放在句首 , 在否定句中直接在他们后边加 not 即可。 我们以 can 为例 : Can he go with us? 他能和我们一起去吗？ He can’t go with us. 他不能和我们一起去。 而 have to 要加助动词 do , does 或 did 才可能完成其疑问、否定句。 试将下面三句话分别写成 （ 1 ）一般疑问句，并作肯定回答。 （ 2 ）否定句。 a. They have to go to the party. Do they have to go to the party? Yes, they do. They don’t have to go to the party. b. He has to go to see the doctor. Does he have to go to see the doctor? Yes, he does. He doesn’t have to go to see the doctor. c. She had to study for a math test yesterday. Did she have to study for a math yesterday? Yes, she did. She didn’t have to study for a math yesterday. 【学以致用】 完成句子。 1. —— 下周一你能来参加我的聚会吗 ? — 　　　　　 you 　　　　　 　　　　　 my party next Monday? —— 是的 , 我很愿意。 — Sure, 　　　　　 love 　　　　　 . 2. — 汤姆能去参加音乐会吗 ? — 　　　　　 Tom 　　　　　 　　　　　 the concert? —— 不 , 他不能。他必须在家准备考试。 —No, he 　　　　　 . He 　　　　　 prepare for the exam at home. 即学即用 Can come to I’d to Can go to can’t must 3. —— 南希能跟我们一起去看电影吗 ? — 　　　　　 Nancy 　　　　　 to the movies with us? —— 当然 , 我想她很愿意。 — Sure, I think she’d 　　　　　 　　　　　 . 4. —— 星期三他们能跟我们一起踢足球吗 ? — 　　　　　 they 　　　　　 soccer with us on Wednesday? —— 是的 , 他们能。 — Yes, they 　　　　　 . 5. —— 今天晚上你能和我一起逛逛吗 ? — 　　　　　 　　　　　 hang out with me this evening? —— 我恐怕不能。我得在家帮助我父母。 — 　　 　 　　　　 　　　　 . I 　　　　　 　　　　　 help my parents at home. Can go love/like to Can play can Can you I’m afraid not have to have to 与 must 二者都有“必须”之意，但 have to 表示“客观上的需要”，有人称和时态的变化，否定形式为 don’t / doesn’t / didn’t have to ( 没必要 ) ； must 表示“主观上的要求”，无人称和时态的变化，否定回答一般用 needn’t 或 don't have to ( 不必 ) 。 mustn’t 表示 “ 禁止 ” 。如： 比一比 We have to wear warm clothes in winter. 冬天我们不得不穿上暖和的衣服。 ( 客观需要 ) I must finish my homework first before I watch TV. 看电视前我必须先完成作业。 ( 主观要求 ) You don't have to tell him about it. 你不一定要把此事告诉他。 You mustn't tell him about it. 你一定不要把这件事告诉他。 —Must I be home before eight o’clock? 8 点之前我必须回家吗？ —Yes, you must. / No, you needn‘t. / No, you don’t have to. 是的，必须回家。 / 不，不必。 watch TV on the weekend my cousin visit grandparents Complete the answers with might and one of the phrases in the box. 3a 1. A: What are you going to do on Saturday? B: I’m not sure. I might _______________________ 2. A: What are you planning to do after school? B: I don’t know. _______________________ visit my grandparents I might watch TV. Practice 3. A: When will you finish the science homework? B: ______________________ _________________________ 4. A: Who are you going to the movies with? B: ______________________ _________________________ 5. Are you free to come to my place on Saturday? B: ______________________ _________________________ watch TV on the weekend my cousin visit grandparents I don’t know. I might finish it on weekend. I’m not sure. I might go with my cousin. I’m not sure. I might have to practice the violin. 3b Complete the sentences below. Use the words in brackets to help you. 1. Inviting: _______________________________ (can/play tennis) Accepting: _______________________________ 2. Inviting: _______________________________ ___________(would like to/go to the movies) Refusing: _______________________________ Reason: _________________________________ (might have to) Can you play tennis on Saturday? Sure. That sounds great. Would you like to go to the movies on Friday? Sorry, I can’t. I might have to go out with my parents. 3. Inviting: _______________________________ (can/ hang out with us tonight) Refusing: _______________________________ Reason: ____________________________(must) 4. Inviting: _______________________________ ________________ (would like to/come to my birthday party) Accepting: _______________________________ Can you hang out with us tonight? Sorry, I’m not free. I must study for a test. Would you like to come to my birthday party? Sure. I’d love to. invite v. 邀请 ① The man invited my father to go fishing with him this morning. 这个男人今天上午邀请我爸爸和他一起去钓鱼。 根据句 ① 可知“邀请某人干某事”为 invite sb. to do sth. 。 Language points ② I invited him to my house yesterday. 我昨天邀请他来我家。 根据句②可知 invite sb. to 后也可跟名词。 ③ He will not come without your invitation. 没有你的请柬他是不会来的。 根据句③可知 invite 的名词是 invitation 。 3c Write down everything you have to do next week. Choose a day and time to have a party. Then invite classmates to your party. A: Can you come to my party? B: When is it? A: Next week, on Thursday night. B: I’m sorry. I have to study for a math test. MON. TUE. WED. THUR. FRI. SAT. SUN. Summary Invitation: Can you come to my party …? Acceptation: Sure, I’d love to. Yes, I’ d love to. Declination: I’m sorry, I can’t. I have to … I’d love to, but I have to … Summary Revise the sentences in Grammar Focus. Practice how to accept or decline an invitation. Homework Homework Thank you,everyone!Bye-Bye 更多精彩内容，微信扫描二维码获取 扫描二维码获取更多资源